from indic_numtowords.tel.data.nums import exceptions_dict
from indic_numtowords.tel.data.nums import direct_dict
from indic_numtowords.tel.data.nums import higher_dict
from indic_numtowords.tel.data.nums import hundreds_dict

from indic_numtowords.tel.utils import combine

def convert(num):
    num_str = str(num).strip()
    if num_str in exceptions_dict:
        return exceptions_dict[num_str]
    num_str = num_str.lstrip('0')
    n = len(num_str)
    final_word_list = []
    word_list = [""]
    
    if n > 9:
        #output individually
        for i in num_str:
            new_list = direct_dict[i]
            word_list = combine(word_list, new_list)
        final_word_list.extend(word_list)
        return final_word_list

    if n == 9 or n == 8:
        #crore case
        temp_num = num_str[:-7]
        #Handling 10000000 case
        if num_str in exceptions_dict:
            inter_list = exceptions_dict[num_str]
            word_list = combine(word_list, inter_list)
            num_str = ''
            n = len(num_str)
        else:

            if temp_num == '1':
                lis1 = ['ఒక']
                lis2 = ['కోటి']
            else:
                lis1 = direct_dict[temp_num]
                lis2 = higher_dict[7]
            inter_list = combine(lis1, lis2)
            word_list = combine(word_list, inter_list)
            num_str = num_str[len(temp_num):]
            num_str = num_str.lstrip('0')
            n = len(num_str)
            if n == 0:
                word_list = [l+'ు' for l in word_list]

    if n == 7 or n == 6:
        #lakh case
        temp_num = num_str[:-5]

        #Handling 100000 case
        if num_str in exceptions_dict:
            
            inter_list = exceptions_dict[num_str]
            word_list = combine(word_list, inter_list)
            num_str = ''
            n = len(num_str)
        #remaining cases
        else:

            if temp_num == '1':
                lis1 = ['ఒక']
                lis2 = ['లక్షా']
            else:
                lis1 = direct_dict[temp_num]
                lis2 = higher_dict[5]
            inter_list = combine(lis1, lis2)
            word_list = combine(word_list, inter_list)
            num_str = num_str[len(temp_num):]
            num_str = num_str.lstrip('0')
            n = len(num_str)
            if n == 0:
                word_list = [l+'ు' for l in word_list]

    if n == 5 or n == 4:
        #thousands case
        temp_num = num_str[:-3]

        #Handling 1000 case
        if num_str in exceptions_dict:
            inter_list = exceptions_dict[num_str]
            word_list = combine(word_list, inter_list)
            num_str = ''
            n = len(num_str)
        #Handling remaining cases
        else:
            #Handling 1XXX case
            if temp_num == '1':
                lis1 = ['ఒక']
                lis2 = ['వెయ్యి']
            #Handling remaining cases
            else:
                lis1 = direct_dict[temp_num]
                lis2 = higher_dict[3]
            inter_list = combine(lis1, lis2)
            word_list = combine(word_list, inter_list)
            num_str = num_str[len(temp_num):]
            num_str = num_str.lstrip('0')
            n = len(num_str)
            if n == 0:
                word_list = [l+'ు' for l in word_list]

    if n == 3:
        #hundreds case
        temp_num = num_str[0]

        #Handling the case of 100
        if num_str in exceptions_dict:
            inter_list = exceptions_dict[num_str]
            word_list = combine(word_list, inter_list)
            num_str = ''
            n = len(num_str)
        #Handling remaining cases
        else:
            #Handling cases of 1XX
            if temp_num == '1':
                inter_list = ['నూట']
            #Handling remaining cases
            else:
                lis1 = direct_dict[temp_num]
                lis2 = higher_dict[2]
                inter_list = combine(lis1, lis2)

            word_list = combine(word_list, inter_list)
            num_str = num_str[1:]
            num_str = num_str.lstrip('0')
            n = len(num_str)
            if n == 0:
                word_list = [l+'ు' for l in word_list]

    if n == 2 or n == 1:
        #tens case
        temp_str = direct_dict[num_str]
        word_list = combine(word_list, temp_str)

    final_word_list = word_list + final_word_list
    return [l.strip() for l in final_word_list]